Customization: | Available |
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Standard: | ASTM, JIS, GB |
Surface Treatment: | Galvalume |
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Chemical Requirements for structure steel | ||||||||||||
Composition, %-Heat Analysis Element, Maximum, unless otherwise Shown | ||||||||||||
Designation | C | Mn | P | S | Cu | Ni | Cr | Mo | V | Cb | TiA | NB |
G230 | 0.200 | 1.350 | 0.040 | 0.040 | 0.040 | 0.250 | 0.200 | 0.150 | 0.060 | 0.008 | 0.025 | ^ |
G255 | 0.200 | 1.350 | 0.100 | 0.040 | 0.040 | 0.250 | 0.200 | 0.150 | 0.060 | 0.008 | 0.025 | ^ |
G275 | 0.250 | 1.350 | 0.100 | 0.040 | 0.040 | 0.250 | 0.200 | 0.150 | 0.060 | 0.008 | 0.025 | ^ |
G340 | 0.250 | 1.350 | 0.200 | 0.040 | 0.040 | 0.250 | 0.200 | 0.150 | 0.060 | 0.008 | 0.025 | ^ |
G550 | 0.200 | 1.350 | 0.040 | 0.040 | 0.040 | 0.250 | 0.200 | 0.150 | 0.060 | 0.008 | 0.025 | ^ |